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A sequence of six tones with a semitone in the middle, the others being whole tones, that was used in medieval music.

[Medieval Latin hexachordum, from Latin hexachordos, having six strings or stops : Greek hexa-, hexa- + Greek -khordos, string, note (from khordē; see cord).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Music, other) (in medieval musical theory) any of three diatonic scales based upon C, F, and G, each consisting of six notes, from which solmization was developed
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈhɛk səˌkɔrd)

a diatonic series of six tones having a half step between the third and fourth tones and whole steps between the others.
[1685–95; < Late Greek hexáchordos having six strings]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Chiu describes the appearance of a fleeting, single B[natural] in measure 20 within the G-Dorian setting of "Santo Guerrier" as a "shift into the durus hexachord" (p.
Two hundred years later, Italian music theorist Guido d'Arezzo (c.990-1030) introduced a more precise staff notation along with solmization syllables to make it comprehensible--ut-re-mi-fa-so-la, forming a hexachord. The growth in monastic education, including a literate tradition of hymn-singing, explains Guido's choice of an existing musical text and tune, 'Ut queant laxis' (see Figure 1), as the basis for his hexachordal (six-note) solmization system (Boynton 2003: 100).
She reveals English connections that link James to the Speculum, such as the author's familiarity with Kilwardby's writings and his use of the idiosyncratic term "properchant" for the natural hexachord. Likewise, the authorial acrostic may have some Castilian connection.
Walter frequently refers to musical notes by their names according to the hexachord system attributed to Guido of Arezzo (ca.
Most of the pitch analysis focuses on set theory, beginning with the three primary sets that pervade all of Carter's music from this time period (the two all-interval tetrachords and the all-trichord hexachord).
(5) Babbitt's arrays mostly consist of four lynes, and due to his use of all-combinatorial hexachords, each hexachord from a lyne will be combinatorial with a hexachord from another lyne.
In music, a hexachord is a series of how many notes?
Here are some titles picked at random: "Who Is Josquin des Prez," "What Is a Fugue," "What Is a Hexachord." Most of the book's titles directly involve music terminology or musicians and composers, but several, such as "What Is the Real Answer" and "What Is a Metaphor," push into more expansive territory.
I therefore subdivide the hexachord into three tetrachords (or succession of four notes) in order to secure purity of intonation.
Based on a hexachord, presented at the top of the score, "Jack Rabbit," from Youth's Companion by Ross Lee Finney, poses several challenges for the late-intermediate pianist, including exposed dissonances, angular phrases and unexpected rests and fermatas that depict the jackrabbit leaping and hovering on the North Dakota prairie.
E1 is the opening hexachord from measure 1 and corresponds to Al above.
Stravinsky described the women in Movements as "a hexachord of those bee-like little girls who seem to be bred to the eminent choreographer's specifications." They do look bred in test tubes.